Search Results - "Rukavina, Sanja"

Construction of self-orthogonal Z2k-codes by Ban, Sara, Rukavina, Sanja

“…In this paper we give three constructions of cyclic self-orthogonal codes over Z 2 k , for k ≥ 3 , from Boolean functions on n variables. The first…”
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New examples of self-dual near-extremal ternary codes of length 48 derived from 2-(47,23,11) designs by Rukavina, Sanja, Tonchev, Vladimir D.

“…In a recent paper (Araya and Harada, 2023), Araya and Harada gave examples of self-dual near-extremal ternary codes of length 48 for 145 distinct values of the…”
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On the 2-Y-Homogeneous Condition of the Incidence Graphs of 2-Designs by Fernández, Blas, Rukavina, Sanja

“…In this paper we study the 2- Y -homogeneous condition of the incidence graphs of 2-designs. We prove that quasi-symmetric 2-designs which can be obtained by…”
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Extremal ternary self-dual codes of length 36 and symmetric 2-(36, 15, 6) designs with an automorphism of order 2 by Rukavina, Sanja, Tonchev, Vladimir D.

“…In this note, we report the classification of all symmetric 2-(36, 15, 6) designs that admit an automorphism of order 2 and their incidence matrices generate…”
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Characterizing Bipartite Distance-Regularized Graphs with Vertices of Eccentricity 4 by Fernández, Blas, Maksimović, Marija, Rukavina, Sanja

“…Consider a bipartite distance-regularized graph Γ with color partitions Y and Y ′ . Notably, all vertices in partition Y (and similarly in Y ′ ) exhibit a…”
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Self-orthogonal codes from equitable partitions of association schemes by Crnković, Dean, Rukavina, Sanja, Švob, Andrea

“…We give a method of constructing self-orthogonal codes from equitable partitions of association schemes. By applying this method, we construct self-orthogonal…”
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LDPC codes constructed from cubic symmetric graphs by Crnković, Dean, Rukavina, Sanja, Šimac, Marina

“…Low-density parity-check (LDPC) codes have been the subject of much interest due to the fact that they can perform near the Shannon limit. In this paper we…”
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On some distance-regular graphs with many vertices by Crnković, Dean, Rukavina, Sanja, Švob, Andrea

“…We construct distance-regular graphs, including strongly regular graphs, admitting a transitive action of the Chevalley groups G 2 ( 4 ) and G 2 ( 5 ) , the…”
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Construction of self-orthogonal $$\mathbb {Z}_{2^k}$$-codes by Ban, Sara, Rukavina, Sanja

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Symmetric 2‐ ( 36 , 15 , 6 ) $(36,15,6)$ designs with an automorphism of order two by Rukavina, Sanja, Tonchev, Vladimir D.

“…Bouyukliev, Fack and Winne classified all 2‐ ( 36 , 15 , 6 ) $(36,15,6)$ designs that admit an automorphism of odd prime order, and gave a partial…”
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LDPC Codes from μ-Geodetic Graphs Obtained from Block Designs by Crnković, Dean, Rukavina, Sanja, Šimac, Marina

“…In this paper we study low-density parity-check (LDPC) codes spanned by rows of the adjacency matrices of μ -geodetic graphs obtained from 2- ( v , k , λ )…”
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LDPC Codes from $$\mu $$ μ -Geodetic Graphs Obtained from Block Designs by Crnković, Dean, Rukavina, Sanja, Šimac, Marina

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On automorphism groups of a biplane (121,16,2) by Crnković, Dean, Dumičić Danilović, Doris, Rukavina, Sanja

“…The existence of a biplane with parameters (121,16,2) is an open problem. Recently, it has been proved by Alavi, Daneshkhah and Praeger that the order of an…”
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Self-dual codes from extended orbit matrices of symmetric designs by Crnković, Dean, Rukavina, Sanja

“…In this paper we study codes spanned by the rows of an orbit matrix of a symmetric design with respect to the action of an automorphism group that acts with…”
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Quasi-symmetric 2- ( 64 , 24 , 46 ) designs derived from A G ( 3 , 4 ) by Crnković, Dean, Rodrigues, B.G., Rukavina, Sanja, Tonchev, Vladimir D.

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Quasi-symmetric 2-(64,24,46) designs derived from AG(3,4) by Crnković, Dean, Rodrigues, B.G., Rukavina, Sanja, Tonchev, Vladimir D.

“…This paper completes the enumeration of quasi-symmetric 2-(64,24,46) designs supported by the dual code C⊥ of the binary linear code C spanned by the lines of…”
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Self-dual codes from quotient matrices of symmetric divisible designs with the dual property by Crnković, Dean, Mostarac, Nina, Rukavina, Sanja

“…In this paper we look at codes spanned by the rows of a quotient matrix of a symmetric (group) divisible design (SGDD) with the dual property. We define an…”
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Construction of extremal Type II $\mathbb{Z}_{8}$-codes via doubling method by Ban, Sara, Rukavina, Sanja

“…Extremal Type II $\mathbb{Z}_{8}$-codes are a class of self-dual $\mathbb{Z}_{8}$-codes with Euclidean weights divisible by $16$ and the largest possible…”
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New extremal Type II $\mathbb{Z}_4$-codes of length 64 by the doubling method by Ban, Sara, Rukavina, Sanja

“…Extremal Type II $\mathbb{Z}_4$-codes are a class of self-dual $\mathbb{Z}_4$-codes with Euclidean weights divisible by eight and the largest possible minimum…”
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Symmetric 2$-$(36,15,6) designs with an automorphism of order two by Rukavina, Sanja, Tonchev, Vladimir D

“…The parameters 2-(36,15,6) are the smallest parameters of symmetric designs for which a complete classification up to isomorphism is yet unknown. Bouyukliev,…”
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